<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
        body, html {width: 100%;height: 100%;margin:0;font-family:"微软雅黑";}
        #map{width:100%;height:100%;}
        p{margin-left:5px; font-size:14px;}
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=wBxM9CeVsHgYKxWUFHe61fTqQAbytN9s"></script>
    <script src="http://libs.baidu.com/jquery/1.9.0/jquery.js"></script>
    <title>牵手志愿者护学岗位分布图</title>
</head>
<body>
<div id="map"></div>

</body>
</html>
<script type="text/javascript">
    // 百度地图API功能
    map = new BMap.Map("map");
    var bPoints = [];
    $.ajax({
        type: "post",
        url: "/portal/index/qianshou_map_data",
        dataType: "json",
        success: function(res){
            console.log(res)
            var opts = {
                width : 250,     // 信息窗口宽度
                height: 80,     // 信息窗口高度
                title : res.title, // 信息窗口标题
                enableMessage:true//设置允许信息窗发送短息
            };

//            map.centerAndZoom(new BMap.Point(res.center[0],res.center[1]), 12);
//            get_map(res,opts,map)
            map.centerAndZoom(new BMap.Point(res.center[0],res.center[1]), 12);
//            get_map(res,opts,map)
            ComplexCustomOverlay.prototype = new BMap.Overlay();
            ComplexCustomOverlay.prototype.initialize = function(map){
                this._map = map;
                var div = this._div = document.createElement("div");
                div.style.position = "absolute";
                div.style.zIndex = BMap.Overlay.getZIndex(this._point.lat);
                div.style.backgroundColor = "#EE5D5B";
                div.style.border = "1px solid #BC3B3A";
                div.style.color = "white";
                div.style.height = "18px";
                div.style.padding = "2px";
                div.style.lineHeight = "18px";
                div.style.whiteSpace = "nowrap";
                div.style.MozUserSelect = "none";
                div.style.fontSize = "12px"
                var span = this._span = document.createElement("span");
                div.appendChild(span);
                span.appendChild(document.createTextNode(this._text));
                var that = this;

                var arrow = this._arrow = document.createElement("div");
                arrow.style.background = "url(//map.baidu.com/fwmap/upload/r/map/fwmap/static/house/images/label.png) no-repeat";
                arrow.style.position = "absolute";
                arrow.style.width = "11px";
                arrow.style.height = "10px";
                arrow.style.top = "22px";
                arrow.style.left = "10px";
                arrow.style.overflow = "hidden";
                div.appendChild(arrow);

                div.onmouseover = function(){
                    this.style.backgroundColor = "#6BADCA";
                    this.style.borderColor = "#0000ff";
                    this.getElementsByTagName("span")[0].innerHTML = that._overText;
                    arrow.style.backgroundPosition = "0px -20px";
                }

                div.onmouseout = function(){
                    this.style.backgroundColor = "#EE5D5B";
                    this.style.borderColor = "#BC3B3A";
                    this.getElementsByTagName("span")[0].innerHTML = that._text;
                    arrow.style.backgroundPosition = "0px 0px";
                }

                map.getPanes().labelPane.appendChild(div);

                return div;
            }
            ComplexCustomOverlay.prototype.draw = function(){
                var map = this._map;
                var pixel = map.pointToOverlayPixel(this._point);
                this._div.style.left = pixel.x - parseInt(this._arrow.style.left) + "px";
                this._div.style.top  = pixel.y - 30 + "px";
            }
            for(var i=0;i<res.point.length;i++){
                var txt = res.content[i], mouseoverTxt = txt
                var p=new BMap.Point(res.point[i][0],res.point[i][1])
                bPoints.push(p);
                var myCompOverlay = new ComplexCustomOverlay(p, res.content[i],mouseoverTxt);
                map.addOverlay(myCompOverlay);
            }

        }
    });

    function setZoom(bPoints) {
        var view = map.getViewport(eval(bPoints));
        var mapZoom = view.zoom;
        var centerPoint = view.center;
        map.centerAndZoom(centerPoint, mapZoom);
    }
    map.addControl(new BMap.MapTypeControl());
    map.enableScrollWheelZoom(true);
    setTimeout(function () {
        setZoom(bPoints);
    }, 1000)
    // 复杂的自定义覆盖物
    function ComplexCustomOverlay(point, text, mouseoverText){
        this._point = point;
        this._text = text;
        this._overText = mouseoverText;
    }


</script>
